Breadcrumb Home > Thesaurus > N Synonyms of narcolepsy Find synonyms for: Noun 1. narcolepsy, hypersomnia usage: a sleep disorder characterized by sudden and uncontrollable episodes of deep sleep; "he believes that narcolepsy is attributable to an inability to suppress REM sleep during waking" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of narcolepsy (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: variegate Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language